Elasticsearch and unique indexes

es-aliases

# create two indexes

curl -XPUT 'http://docker:9200/idx-1/user/1' -d '{
  "name" : "John Doe"
}'

curl -XPUT 'http://docker:9200/idx-2/user/1' -d '{
  "name" : "Jane Doe"
}'

# add the same alias to bot of them

curl -XPOST 'docker:9200/_aliases' -d '{
  "actions": [
    { "add": {
      "alias": "my_alias",
      "index": "idx-1"
    }}
  ]
}'

curl -XPOST 'docker:9200/_aliases' -d '{
  "actions": [
    { "add": {
      "alias": "my_alias",
      "index": "idx-2"
    }}
  ]
}'

# considering that deletion of the old index failed: you'll get two documents

curl -XPOST "http://docker:9200/my_alias/user/_search" -d' {
  "query": {
    "match_all": {}
  }
}'